[PATCH 3/5] Preserve FANCYTTY after log_use_fancy_output calls

[Trek]

This allows scripts to redirect some of their output, without
getting the fancy output disabled in subsequent calls of the
logging functions and without the need to restore FANCYTTY to
its original value.
---
 init-functions | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/init-functions b/init-functions
index cd584d0..1c5219e 100644
--- a/init-functions
+++ b/init-functions
@@ -214,9 +214,9 @@ log_use_fancy_output () {
 	[ "x${TERM:-}" != "x" ] &&
 	[ "x${TERM:-}" != "xdumb" ]
     then
-        [ -z $FANCYTTY ] && FANCYTTY=1 || true
+        [ -z $FANCYTTY ] && return 0 || true
     else
-        FANCYTTY=0
+        return 1
     fi
     case "$FANCYTTY" in
         1|Y|yes|true)   true;;
-- 
2.20.1